000 00486 a2200169 4500
020 _a8170245400
041 _aEn
082 _a333.14
_bPAL
100 _aPalharya , J.P.
245 _aEnvironmental impact of sewage and effluent disposal on the river system
260 _c1993
_aNew Delhi
_bAshish Publishing
_g1993
300 _bill.
_c21 cm.
_a[ix],179 p.
650 _aENVIRONMENTAL IMPACT STUDIES
650 _aECONOMICS
700 _aSiriah , V.K ;Malviya , Shobha
942 _cLN
999 _c14102
_d15649